[PATCH] dsa: move from strlcpy with unused retval to strscpy

Wolfram Sang posted 1 patch 3 years, 7 months ago
net/dsa/master.c | 2 +-
net/dsa/slave.c  | 6 +++---
2 files changed, 4 insertions(+), 4 deletions(-)
[PATCH] dsa: move from strlcpy with unused retval to strscpy
Posted by Wolfram Sang 3 years, 7 months ago
Follow the advice of the below link and prefer 'strscpy' in this
subsystem. Conversion is 1:1 because the return value is not used.
Generated by a coccinelle script.

Link: https://lore.kernel.org/r/CAHk-=wgfRnXz0W3D37d01q3JFkr_i_uTL=V6A6G1oUZcprmknw@mail.gmail.com/
Signed-off-by: Wolfram Sang <wsa+renesas@sang-engineering.com>
---
 net/dsa/master.c | 2 +-
 net/dsa/slave.c  | 6 +++---
 2 files changed, 4 insertions(+), 4 deletions(-)

diff --git a/net/dsa/master.c b/net/dsa/master.c
index 2851e44c4cf0..9e5dabc751d9 100644
--- a/net/dsa/master.c
+++ b/net/dsa/master.c
@@ -58,7 +58,7 @@ static void dsa_master_get_regs(struct net_device *dev,
 	}
 
 	cpu_info = (struct ethtool_drvinfo *)data;
-	strlcpy(cpu_info->driver, "dsa", sizeof(cpu_info->driver));
+	strscpy(cpu_info->driver, "dsa", sizeof(cpu_info->driver));
 	data += sizeof(*cpu_info);
 	cpu_regs = (struct ethtool_regs *)data;
 	data += sizeof(*cpu_regs);
diff --git a/net/dsa/slave.c b/net/dsa/slave.c
index ad6a6663feeb..ce12c3427bad 100644
--- a/net/dsa/slave.c
+++ b/net/dsa/slave.c
@@ -826,9 +826,9 @@ static netdev_tx_t dsa_slave_xmit(struct sk_buff *skb, struct net_device *dev)
 static void dsa_slave_get_drvinfo(struct net_device *dev,
 				  struct ethtool_drvinfo *drvinfo)
 {
-	strlcpy(drvinfo->driver, "dsa", sizeof(drvinfo->driver));
-	strlcpy(drvinfo->fw_version, "N/A", sizeof(drvinfo->fw_version));
-	strlcpy(drvinfo->bus_info, "platform", sizeof(drvinfo->bus_info));
+	strscpy(drvinfo->driver, "dsa", sizeof(drvinfo->driver));
+	strscpy(drvinfo->fw_version, "N/A", sizeof(drvinfo->fw_version));
+	strscpy(drvinfo->bus_info, "platform", sizeof(drvinfo->bus_info));
 }
 
 static int dsa_slave_get_regs_len(struct net_device *dev)
-- 
2.35.1
Re: [PATCH] dsa: move from strlcpy with unused retval to strscpy
Posted by patchwork-bot+netdevbpf@kernel.org 3 years, 7 months ago
Hello:

This patch was applied to netdev/net-next.git (master)
by Jakub Kicinski <kuba@kernel.org>:

On Thu, 18 Aug 2022 23:02:16 +0200 you wrote:
> Follow the advice of the below link and prefer 'strscpy' in this
> subsystem. Conversion is 1:1 because the return value is not used.
> Generated by a coccinelle script.
> 
> Link: https://lore.kernel.org/r/CAHk-=wgfRnXz0W3D37d01q3JFkr_i_uTL=V6A6G1oUZcprmknw@mail.gmail.com/
> Signed-off-by: Wolfram Sang <wsa+renesas@sang-engineering.com>
> 
> [...]

Here is the summary with links:
  - dsa: move from strlcpy with unused retval to strscpy
    https://git.kernel.org/netdev/net-next/c/e4d44b3d278d

You are awesome, thank you!
-- 
Deet-doot-dot, I am a bot.
https://korg.docs.kernel.org/patchwork/pwbot.html
Re: [PATCH] dsa: move from strlcpy with unused retval to strscpy
Posted by Andrew Lunn 3 years, 7 months ago
On Thu, Aug 18, 2022 at 11:02:16PM +0200, Wolfram Sang wrote:
> Follow the advice of the below link and prefer 'strscpy' in this
> subsystem. Conversion is 1:1 because the return value is not used.
> Generated by a coccinelle script.
> 
> Link: https://lore.kernel.org/r/CAHk-=wgfRnXz0W3D37d01q3JFkr_i_uTL=V6A6G1oUZcprmknw@mail.gmail.com/
> Signed-off-by: Wolfram Sang <wsa+renesas@sang-engineering.com>

Reviewed-by: Andrew Lunn <andrew@lunn.ch>

    Andrew